diff --git a/[refs] b/[refs]
index 057fd14273a9..61762848d423 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 1863fbbb781b1129da0cfdad46ef875370a34117
+refs/heads/master: e6048fb8602648eabee96476b2703807d5e89409
diff --git a/trunk/tools/perf/Makefile b/trunk/tools/perf/Makefile
index 5077f8e2ef72..3ae6a59635ca 100644
--- a/trunk/tools/perf/Makefile
+++ b/trunk/tools/perf/Makefile
@@ -233,13 +233,13 @@ export PERL_PATH
 FLEX = flex
 BISON= bison
 
-$(OUTPUT)util/parse-events-flex.c: util/parse-events.l
+$(OUTPUT)util/parse-events-flex.c: util/parse-events.l $(OUTPUT)util/parse-events-bison.c
 	$(QUIET_FLEX)$(FLEX) --header-file=$(OUTPUT)util/parse-events-flex.h $(PARSER_DEBUG_FLEX) -t util/parse-events.l > $(OUTPUT)util/parse-events-flex.c
 
 $(OUTPUT)util/parse-events-bison.c: util/parse-events.y
 	$(QUIET_BISON)$(BISON) -v util/parse-events.y -d $(PARSER_DEBUG_BISON) -o $(OUTPUT)util/parse-events-bison.c
 
-$(OUTPUT)util/pmu-flex.c: util/pmu.l
+$(OUTPUT)util/pmu-flex.c: util/pmu.l $(OUTPUT)util/pmu-bison.c
 	$(QUIET_FLEX)$(FLEX) --header-file=$(OUTPUT)util/pmu-flex.h -t util/pmu.l > $(OUTPUT)util/pmu-flex.c
 
 $(OUTPUT)util/pmu-bison.c: util/pmu.y